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2 Cards in this Set

  • Front
  • Back
(P) PHENYTOIN
ANTI-EPILEPTIC - DECREASES Na INFLUX

4:
gen tonic-clonic (grand mal)
status epilepticus
other psychomotor seizures

MECH:
keeps Na channels cosed longer - prevents excessive firing in motor cortex

CONTRAS:
sinus braycardia
heart block

ADVERSES:
CNS Fxs (Nystagmus, ataxia, dysarthria)
gingival hyperplasia
LIVER DAMAGE
DEMATOLOGIC RXs
BLOOD DYSCRASIAS
CV COLLAPSE (if given IV push)

**preg cat D**

**monitor blood levels - TITRATE SLOWLY**

**narrow therapeutic range**

**take with food (to offset GI probs)**
(P) ETHOSUXIMIDE
ANTI-EPILEPTIC - DECREASES Ca INFLUX

4:
absence seizures (petit mal)

mech:
inhibits Ca influx through T-CHANNELS

ADVERSES:
N&V + Upper CNS Fxs
BLOOD DYSCARISIAS
LUPUS

**Moniter Serum Levels & CBCs, UA, LFTs**

**Taper to discontinue**